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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1485510Generated: October 31, 2026

Hydrochloric Acid → 3-(4-amino-2-(6-(4-ethylpiperazin-1-yl)pyridin-3-ylamino)thieno[3,2-d]pyrimidin-7-yl)-N-methylbenzamide hydrochloride

https://huagongshe.com/reaction/1485510

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant3-(4-amino-2-(6-(4-ethylpiperazin-1-yl)pyridin-3-ylamino)thieno[3,2-d]pyrimidin-7-yl)-N-methylbenzamideHCID 53237493—
SolventTetrahydrofuranHCID 8028—
Solvent1,4-DioxaneHCID 31275—
Product3-(4-amino-2-(6-(4-ethylpiperazin-1-yl)pyridin-3-ylamino)thieno[3,2-d]pyrimidin-7-yl)-N-methylbenzamide hydrochlorideHCID 53239541—

Reaction Steps

3-(4-Amino-2-(6-(4-ethylpiperazin-1-yl)pyridin-3-ylamino)thieno[3,2-d]pyrimidin-7-yl)-N-methylbenzamide (300 mg, 0.615 mmol) was dissolved in tetrahydrofuran (5 mL) and then 4 M hydrogen chloride (169 μL) dissolved in dioxane was added at room temperature. 5 hours later, thus prepared precipitate was filtered and dried at room temperature. The target compound 3-(4-amino-2-(6-(4-ethylpiperazin-1-yl)pyridin-3-ylamino)thieno[3,2-d]pyrimidin-7-yl)-N-methylbenzamide hydrochloride (295 mg) was yielded.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09422307B2
Source datasetuspto-grants-2016_08
ORD IDord-59bf86c5950e4ee1920c057253892c1e
Source noteuspto-grants-2016_08